3 years ago

Which of the following best describes the solution to the system of equations below?

Mathematics

1 answer:

seraphim [82]3 years ago

5 0

Answer:

Infinitely many solutions

Step-by-step explanation:

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a motorist left home at 10 a.m. to travel to a cityof a distance of 260 km he reckoned hecould average 80km/ h at what time woul

kap26 [50]

Answer:

He would get there at 1:15 (I did this in my head, may be wrong)

Step by step solution:

We know the motorist left home at 10. We can divide the 260/80 and we get 3 hrs, we still have 20 km left over, keep on dividing and you get 1:15 p.m.

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2 years ago

What is 50 x 79 x 27 + 69

vova2212 [387]

106,719

Answer:

$50 \times 79 \times 27 + 69 \\ \\ = 106,650 + 69 \\ \\ = 106,719$

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3 years ago

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4/7<br> of a number is 36<br> What is the number?

katrin [286]

$\text{If the number is x,}\\\\~~~~~\dfrac 47 \cdot x =36\\\\\implies 4x = 36 \times 7\\\\\implies x =\dfrac{36 \times 7}4\\ \\\implies x = 9 \times 7\\\\\implies x = 63\\\\\text{Hence, the number is 63.}$